[hackers] [farbfeld] jpg2ff: fix segfault on JPG error

From: Quentin Rameau <quinq+hackers_AT_fifth.space>
Date: Tue, 8 Dec 2015 11:28:17 +0100

We would try to free unitialized ff_row pointer in cleanup on jpeg
errors.

---
 jpg2ff.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/jpg2ff.c b/jpg2ff.c
index f7ac5fc..52b4928 100644
--- a/jpg2ff.c
+++ b/jpg2ff.c
_AT_@ -37,7 +37,7 @@ main(int argc, char *argv[])
 	struct jpeg_decompress_struct cinfo;
 	struct jpeg_error_mgr jerr;
 	uint32_t width, height, val_be;
-	uint16_t *ff_row;
+	uint16_t *ff_row = NULL;
 	size_t jpeg_row_len, ff_row_len, i, dx, sx;
 	int ret = 1;
 	JSAMPARRAY buffer; /* output row buffer */
-- 
2.6.3

Received on Tue Dec 08 2015 - 11:28:17 CET